Four-Star General in Eye of US Cyber Storm

Depending on your point of view, U.S. General Keith Alexander is either an Army four-star trying to stave off a cyber Pearl Harbor attack, or an overreaching spy chief who wants to eavesdrop on the private emails of every American.

Alexander, 61, has headed the National Security Agency since 2005, making him the longest-serving chief in the history of an intelligence unit so secretive that it was dubbed “No Such Agency.” Alexander also runs U.S. Cyber Command, which he helped to create …